【转】写个程序:)让女同学靠近你

wangzheng3056

费波拉奇数列，相信大家都听过，但就这个小小的程序，如果你把它的数值调大的一点,然后。。。听听大多数CPU疯狂转动的声音，WOW，不知整了多少班上的女同学------每天都跑来找我们，“这怎么回事啊，快帮我解决一下“

2. // 费波拉奇数列：从0和1开始，后续的每个费波拉奇数字都是前两个数字的和0 j- P: @+ {% Q0 c\\" _5 u5 I/ u
   
4. #include <iostream>
   
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8. using std::cout;7 `& U8 l7 [# W, K2 L5 C1 z# I
   
10. using std::cin;1 C) A1 y4 P& `4 O/ N% A1 n7 K
    
12. using std::endl;
    
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18. unsigned long fibonacci( unsigned long );
    
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22. int main( void )
    
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24. {
    
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26.   unsigned long result, number;
    
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30.   cout << "Enter an integer: ";# c8 k/ H/ r! L$ _\\" l5 s
    
32.   cin  >> number;
    
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34.   result = fibonacci( number );
    
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36.   cout << "Fibonacci( "<< number << " ) = " << result << endl;
    
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38.   return 0;
    
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44. unsigned long fibonacci( unsigned long n )# F: e9 q! e2 p
    
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48.   if ( n == 0 || n == 1 )
    
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50.     return n;
    
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52.   else
    
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54.     return fibonacci( n -1 ) + fibonacci( n - 2 );2 d$ e3 G$ X9 Z, s( v' C
    
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// 费波拉奇数列：从0和1开始，后续的每个费波拉奇数字都是前两个数字的和<font class=\\"jammer\\">0 j- P: @+ {% Q0 c\\" _5 u5 I/ u</font><br /> #include <iostream><br /> <span style=\\"display:none\\">+ n0 _' L9 |$ A</span> <br /> <span style=\\"display:none\\">- E0 z6 }\\" r. ^/ f/ u: H6 k5 _</span> using std::cout;<font class=\\"jammer\\">7 `& U8 l7 [# W, K2 L5 C1 z# I</font><br /> using std::cin;<font class=\\"jammer\\">1 C) A1 y4 P& `4 O/ N% A1 n7 K</font><br /> using std::endl;<br /> <span style=\\"display:none\\">. h# ]2 c8 U8 U& R+ j; j6 U</span> <br /> <span style=\\"display:none\\">2 T' \7 K& `2 p; \- K8 }! D</span> <br /> <span style=\\"display:none\\">+ C% Y# r6 g' E2 ~# g! m</span> unsigned long fibonacci( unsigned long );<br /> <span style=\\"display:none\\">% J' J/ P8 O( Y& o</span> <br /> <span style=\\"display:none\\">8 r1 R0 t3 J! ~! V9 j( I. I2 k</span> int main( void )<br /> <span style=\\"display:none\\">3 w% O+ j1 f! [' E! V</span> {<br /> <span style=\\"display:none\\">4 B1 u; e, s8 Y5 r</span>   unsigned long result, number;<br /> <span style=\\"display:none\\">; l# z% J8 l% Q# R/ M. a/ h</span> <font class=\\"jammer\\">4 N6 u' D! F9 \# V\\" A, Y\\" a: u</font><br />   cout << "Enter an integer: ";<font class=\\"jammer\\"># c8 k/ H/ r! L$ _\\" l5 s</font><br />   cin  >> number;<br /> <span style=\\"display:none\\">- k) J9 |4 |. G  x+ \\\" b5 X</span>   result = fibonacci( number );<br /> <span style=\\"display:none\\">4 J/ c7 }# g1 T: j\\" R' f% T8 K</span>   cout << "Fibonacci( "<< number << " ) = " << result << endl;<br /> <span style=\\"display:none\\">+ H) J7 p0 c) Z7 V, ]</span>   return 0;<br /> <span style=\\"display:none\\">) @& K\\" @( w0 t2 y* u% Q</span> }<font class=\\"jammer\\">, O# v/ f3 r- a( T! m</font><br /> <br /> <span style=\\"display:none\\">+ S: P! n! P, K& H' J) P3 {</span> unsigned long fibonacci( unsigned long n )<font class=\\"jammer\\"># F: e9 q! e2 p</font><br /> {<font class=\\"jammer\\">- T3 d% b( e7 {) r; q; X4 u4 I/ r4 s. e</font><br />   if ( n == 0 || n == 1 )<br /> <span style=\\"display:none\\">0 b8 H6 m+ I. W! j% k8 e0 c</span>     return n;<br /> <span style=\\"display:none\\">6 i6 ]3 Y) S6 f- [6 H5 U</span>   else<br /> <span style=\\"display:none\\">* q/ }3 n# b7 a</span>     return fibonacci( n -1 ) + fibonacci( n - 2 );<font class=\\"jammer\\">2 d$ e3 G$ X9 Z, s( v' C</font><br /> }<font class=\\"jammer\\">/ c5 ~8 S4 X$ n9 q</font><br />